Angles - GEOMETRY DICTIONARY

Which statement best describes an acute angle?

• An angle that measures exactly 90 degrees
• An angle that measures less than 90 degrees
• An angle that measures more than 90 degrees but less than 180 degrees
• An angle that measures exactly 180 degrees

Tags

CCSS.4.G.A.1

What is a right angle?

• An angle measuring less than 90 degrees
• An angle measuring between 90 and 180 degrees
• An angle measuring exactly 90 degrees
• An angle measuring 180 degrees

Tags

CCSS.4.G.A.1

Which best describes an obtuse angle?

• An angle less than 90 degrees
• An angle exactly 90 degrees
• An angle greater than 90 degrees but less than 180 degrees
• An angle exactly 180 degrees

Tags

CCSS.4.G.A.1

What is a straight angle?

• An angle measuring 90 degrees
• An angle measuring less than 180 degrees
• An angle measuring exactly 180 degrees
• An angle measuring 360 degrees

Tags

CCSS.4.G.A.1

What are vertical angles?

• Angles that are next to each other and share a common ray and vertex
• Angles that are across from each other when two lines intersect
• Angles that add up to 90 degrees
• Angles that add up to 180 degrees

Tags

CCSS.7.G.B.5

Which statement describes adjacent angles?

• Angles that are next to each other and share a common ray and vertex
• Angles that are across from each other when two lines intersect
• Angles that add up to 90 degrees
• Angles that add up to 180 degrees

Tags

CCSS.7.G.B.5

What is true about complementary angles?

• Angles that are next to each other and share a common ray and vertex
• Angles that are across from each other when two lines intersect
• Angles that add up to 90 degrees
• Angles that add up to 180 degrees

Tags

CCSS.7.G.B.5

What is true about supplementary angles?

• Angles that are next to each other and share a common ray and vertex
• Angles that are across from each other when two lines intersect
• Angles that add up to 90 degrees
• Angles that add up to 180 degrees

Tags

CCSS.7.G.B.5